085
CDUS41 KPHI 200620
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
220 AM EDT SUN SEP 20 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 19 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 73 2:46 PM 93 1983 76 -3 83
MINIMUM 59 5:54 AM 37 1943 54 5 55
AVERAGE 66 65 1 69
PRECIPITATION (IN)
YESTERDAY T 1.61 1989 0.17 -0.17 0.00
MONTH TO DATE 1.89 2.92 -1.03 2.08
SINCE SEP 1 1.89 2.92 -1.03 2.08
SINCE JAN 1 27.41 34.20 -6.79 30.38
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 7 24 -17 9
SINCE SEP 1 7 24 -17 9
SINCE JUL 1 7 24 -17 21
COOLING
YESTERDAY 1 3 -2 4
MONTH TO DATE 110 87 23 57
SINCE SEP 1 110 87 23 57
SINCE JAN 1 980 947 33 876
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 12:00 AM
LOWEST 49 12:00 PM
AVERAGE 64
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THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 92 1983
MINIMUM TEMPERATURE (F) 54 36 2020
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 6:47 AM EDT SUNSET 7:02 PM EDT
SEPTEMBER 21 2026.....SUNRISE 6:48 AM EDT SUNSET 7:00 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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